aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/tools/perf/perf-sys.h
diff options
context:
space:
mode:
Diffstat (limited to 'tools/perf/perf-sys.h')
-rw-r--r--tools/perf/perf-sys.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/tools/perf/perf-sys.h b/tools/perf/perf-sys.h
index 4c22c2a66b6c..5268a1481d23 100644
--- a/tools/perf/perf-sys.h
+++ b/tools/perf/perf-sys.h
@@ -1,6 +1,11 @@
#ifndef _PERF_SYS_H
#define _PERF_SYS_H
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/syscall.h>
+#include <linux/types.h>
+#include <linux/perf_event.h>
#include <asm/unistd.h>
#if defined(__i386__)
@@ -165,4 +170,21 @@
#define cpu_relax() barrier()
#endif
+static inline int
+sys_perf_event_open(struct perf_event_attr *attr,
+ pid_t pid, int cpu, int group_fd,
+ unsigned long flags)
+{
+ int fd;
+
+ fd = syscall(__NR_perf_event_open, attr, pid, cpu,
+ group_fd, flags);
+
+#ifdef HAVE_ATTR_TEST
+ if (unlikely(test_attr__enabled))
+ test_attr__open(attr, pid, cpu, fd, group_fd, flags);
+#endif
+ return fd;
+}
+
#endif /* _PERF_SYS_H */